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EP 2 945 951 A1

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(43) Date of publication: 25.11.2015 Bulletin 2015/48 (21) Application number: 14702179.4 (22) Date of filing: 16.01.2014

(51) International Patent Classification (IPC):  C07D 493/04(2006.01) A61K 6/083(2006.01) (86) International application number: PCT/US2014/011820 (87) International publication number: WO 2014/113550 (24.07.2014 Gazette 2014/30)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 16.01.2013 US 201361753109 P (71) Applicants: Dentsply International Inc. York, PA 17401-3880 (US) Jin, Xiaoming Middletown, DE 19709 (US) Koltisko, Bernard Milton, DE 19968 (US)	(72) Inventors: JIN, Xiaoming Middletown, DE 19709 (US) KOLTISKO, Bernard Milton, DE 19968 (US) (74) Representative: Hartz, Nikolai  Wächtershäuser & Hartz Patentanwaltspartnerschaft mbB Weinstrasse 8 80333 München 80333 München (DE)